# ATUM vs Sushi Kumo

The clearest difference is update cadence: ATUM at every 5 months against Sushi Kumo's every 21 months. Sushi Kumo's advantage is iOS requirement (13.4 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ATUM ships an update every 5 months, Sushi Kumo every 21 months. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | ATUM | Sushi Kumo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 21 months |
| Size | 38 MB | 42 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MOBILE CARDS PRO](https://appshunter.io/developer/1657125773) | [King Area Limited](https://appshunter.io/developer/1579449362) |

## What reviewers say

### ATUM

[App page](https://appshunter.io/ios/app/atum/id1658689343)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sushi Kumo

[App page](https://appshunter.io/ios/app/sushi-kumo/id1659994526)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ATUM free?

ATUM is free to download, with no in-app purchases.

### Is Sushi Kumo free?

Sushi Kumo is free to download, with no in-app purchases.

### Do ATUM or Sushi Kumo have ads?

Neither ATUM nor Sushi Kumo shows ads.

### Which is updated more often, ATUM or Sushi Kumo?

ATUM ships an update every 5 months, and Sushi Kumo every 21 months. Most recently, ATUM was updated on November 3, 2026 and Sushi Kumo on November 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*